Add load balancer support in annotation

[khotyn]

Fix issue #120

[codecov]

Codecov Report

Merging #121 into 6.x will increase coverage by 0.56%.
The diff coverage is 100%.

@@             Coverage Diff             @@
##                6.x    #121      +/-   ##
===========================================
+ Coverage     56.23%   56.8%   +0.56%     
- Complexity      402     409       +7     
===========================================
  Files            53      53              
  Lines          1739    1741       +2     
  Branches        311     312       +1     
===========================================
+ Hits            978     989      +11     
+ Misses          579     543      -36     
- Partials        182     209      +27

Impacted Files	Coverage Δ	Complexity Δ
...pc/boot/runtime/converter/RpcBindingConverter.java	50% <100%> (+0.45%)	28 <0> (+1)	⬆️
...ipay/sofa/rpc/boot/runtime/binding/RpcBinding.java	37.7% <0%> (+1.63%)	14% <0%> (+1%)	⬆️
...y/sofa/rpc/boot/runtime/param/RpcBindingParam.java	44.28% <0%> (+2.85%)	48% <0%> (+3%)	⬆️
...t/runtime/adapter/helper/ConsumerConfigHelper.java	60.55% <0%> (+3.66%)	17% <0%> (+2%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 16ca9b5...2e117e9. Read the comment docs.